1) irregular low bainite
非常规下贝氏体
1.
The experimental results show that only when the following conditions which are fast cooling after austenitization and isothermal time from 80 s to 1200 s are provided can the irregular low bainite be obtained.
实验结果表明,当奥氏体化后的冷却速度接近临界冷速(60℃/s)、等温时间大于孕育期(80 s)且在20 min以内短时等温获得非常规下贝氏体组织,其光学显微组织形态呈现由单一α相组成的短针状,晶格常数和平衡态α相不同,其值为2。
2) irregular upper bainite
非常规上贝氏体
1.
The experimental results show that, when the cooling rate after austenitization is between 20℃/s and 50 ℃/s and isothermal time is between 80 s and 1 200 s, the irregular upper bainite microstructure can be obtained.
实验结果表明,当奥氏体化后的冷却速度为20 ̄50℃/s、等温时间为80 ̄1200s时,获得非常规上贝氏体组织,并呈现由单一α相组成的短棒状,晶格常数与平衡态α相不同,晶格呈膨胀状态,相变具有非完全扩散的特征。
3) Low Bainite
下贝氏体
1.
The Morphology Character of Low Bainite of GCr15 Bearing Steel;
GCr15钢下贝氏体的形貌特征
2.
The results showed the retained austenite and low bainite in the steel were disadvantageous to wear resistance of cold working die steel.
测定不同热处理条件下Cr12MoV 钢的硬度值和残留奥氏体量,并进行金相和透射电镜观察发现,钢中的残留奥氏体和下贝氏体组织对冷作模具钢的耐磨性有不利影响。
3.
The fine structure and micro appearance of the low bainite obtained by short isothermal time at 200 ℃ in Fe-0.
43Mn钢在200℃短时等温获得的下贝氏体的显微形貌及其精细结构。
4) lower bainite
下贝氏体
1.
austempering process has obtained the matrix with lower bainite and martensite.
通过与常规淬火与回火热处理工艺比较,研究了不同等温淬火热处理工艺对高铬耐磨铸铁的组织与性能的影响,等温淬火热处理工艺可以获得下贝氏体和马氏体为基体的组织,既提高铸铁的冲击韧性,又显著提高冲击磨损性。
2.
The steel selected for this investigation is spring steel 50CrVA for automobile in this paper,the appropriate duplex microstructure of lower bainite and martensite was obtained through isothermal quenching and low temperature tempeing heating treatment,then the effect of duplex microstructure and tempered troostite on strength-toughness of spring steel 50CrVA is compared.
以汽车用弹簧钢50CrVA为研究对象,通过等温淬火+低温回火热处理工艺获得适当比例的回火马氏体和下贝氏体的复合组织,并在此基础上比较复相组织和回火屈氏体对弹簧钢50CrVA强韧性的影响。
3.
Morphologies and fine structure of lower bainite of GCr18Mo bearing steel were analyzed using optical microscope(OM) and transmission electron microscope(TEM),and transformation mechanism of lower bainite was discussed.
利用光学显微镜和透射电镜观察和分析了GCr18Mo轴承钢的下贝氏体组织形貌和精细结构,探讨了下贝氏体组织转变机理。
5) quasi lower bainite
准下贝氏体
1.
Different microstructure and fine structure in quasi lower bainite of 40CrMn2Si2Mo cast steel has been studied by SEM and TEM.
利用电镜研究了40CrMn2Si2Mo铸钢准下贝氏体中变态组织及精细结构。
6) lower bainite nucleation
下贝氏体形核
补充资料:非常规超导体(non-normalsuperconductors)
非常规超导体(non-normalsuperconductors)
指不同于传统研究的超导体,机理研究有新发展和新探索。如低载流子密度超导体(包括层状结构超导体),有机超导体,超晶格超导体,非晶态超导体,磁性超导体等。在机理研究上除进深的电-声子机制外,有激子机制,双极化子,重费米子,等离子体激元,共振价键,费米液体,自旋涨落,自旋口袋模型等等,在电子配对上(包括空穴型)仍有S波配对外,有P波配对,D波配对等选择。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条